three.js testbed

with orbitControls, XZgrid, info

by jmcjc5u

HTML

<div id="info">Buggy Cutout Texture</div>
<script src="https://threejs.org/build/three.min.js"></script>
<script src="https://threejs.org/examples/js/controls/OrbitControls.js">
</script>
<script src="https://jyunming-chen.github.io/tutsplus/js/KeyboardState.js"></script>

CSS

#info {
  position: absolute;
  top: 0px;
  width: 100%;
  padding: 10px;
  text-align: center;
  color: #ffff00
}

body {
  overflow: hidden;
}

JavaScript

var camera, scene, renderer;

init();
animate();

function init() {
  scene = new THREE.Scene();

  camera = new THREE.PerspectiveCamera(50, window.innerWidth / window.innerHeight, 1, 1000);
  camera.position.z = 500;

  let light = new THREE.PointLight(0xffffff);
  light.position.set(100, 300, 200);
  scene.add(light);

  var gridXZ = new THREE.GridHelper(200, 20, 'red', 'white');
  //scene.add(gridXZ);

  renderer = new THREE.WebGLRenderer();
  renderer.setSize(window.innerWidth, window.innerHeight);
  renderer.setClearColor(0x888888);

  let controls = new THREE.OrbitControls(camera, renderer.domElement);

  document.body.appendChild(renderer.domElement);
  ///////////////////////////////////////////////////////////
  var geometry = new THREE.CylinderGeometry(80, 80, 40, 64, 1, true);
  var loader = new THREE.TextureLoader();
	var colorMap = loader.load('https://i.imgur.com/lZJkQv1.png');
  var material = new THREE.MeshBasicMaterial({
    map: colorMap,
    transparent: true,
    //alphaTest: 0.5,
    side: THREE.DoubleSide
  });

  mesh = new THREE.Mesh(geometry, material);
  scene.add(mesh);

}

function animate() {
  requestAnimationFrame(animate);
  render();
}

function render() {
  renderer.render(scene, camera);
}